The list is not complete. You can suggest  some additional useful words/expressions.

 People

• actor/actress
• artist
• audience
• cast
• composer
• conductor
• director
• magician
• musician
• orchestra
• painter
• pianist
• playwright
• producer
• sculptor
• singer
• vocalist
• fiddler

 Arts and Crafts

• carving
• drawing
• knitting
• painting
• pottery
• sculpture
• sewing
• DIY

 Events

• ballet
• concert
• exhibition
• film
• play
• opera
• musical
• performance
• show
• ceremony

In the Theater

• aisle
• box
• circle
• curtain
• footlight
• stalls
• orchestra pit
• row
• screen
• scenery
• speaker
• stage
• wings
• backstage

 

    Places

• art gallery
• cinema
• concert hall
• exhibition center
• museum
• pub
• opera house
• stadium
• theater
• box office
• restaurant
• circus
• zoo
• café
• night club
• fan-fair/amusement park
• library

 

Others

• applaud
• boo
• conduct
• exhibit
• community
• recommend
• impact
• opportunity
• carousel
• perform
• play (a part)
• rehersal
• standing ovation
• box office hit

TV

• flick through the channels
• remote control
• call in
• exciting storyline
• sitcom
• channel surfing
• couch potato
• obesity
• ads/adverts/advertisements
• romcom
• good script
• brilliant acting
• happy ending
• documentary
• cartoon

 

Movie

• witty dialogues
• romance
• amazing scenery
• awards
• Oscar nomination
• adventure film
• action
• science fiction
• star-studded cast
• scary movie

 

Reading

• author
• short story
• fairy tale
• autobiography
• pseudoname
• novel
• non-fiction
• hard-cover book
• based on
• be a keen reader

 

Adjectives

• spine-chilling
• warming
• jerking
• thought-provoking
• gripping
• touching
• fascinating
• thrilling
• disguisting

Expressions:

• Do you feel like going out?
• Fancy going for something to eat?
• What about watching the Star Wars episode?
• Why don’t we go to the theatre?
• Lets get a takeaway. What about some Indian?
• Do you feel like dancing tonight?
• Shall we watch Tv?